[X9D & sky9x] Refactoring

src/act/audio_driver.cpp

@@ -34,26 +34,8 @@
 
 #include "../open9x.h"
 
-volatile uint8_t Buzzer_count ;
-
-// Must NOT be in flash, PDC needs a RAM source.
-// Amplitude reduced to 30% to allow for voice volume
-uint16_t Sine_values[] =
-{
-  2048,2085,2123,2160,2197,2233,2268,2303,2336,2369,
-  2400,2430,2458,2485,2510,2533,2554,2573,2590,2605,
-  2618,2629,2637,2643,2646,2648,2646,2643,2637,2629,
-  2618,2605,2590,2573,2554,2533,2510,2485,2458,2430,
-  2400,2369,2336,2303,2268,2233,2197,2160,2123,2085,
-  2048,2010,1972,1935,1898,1862,1826,1792,1758,1726,
-  1695,1665,1637,1610,1585,1562,1541,1522,1505,1490,
-  1477,1466,1458,1452,1448,1448,1448,1452,1458,1466,
-  1477,1490,1505,1522,1541,1562,1585,1610,1637,1665,
-  1695,1726,1758,1792,1826,1862,1898,1935,1972,2010
-};
-
 // Sound routines
-void startSound()
+void audioInit()
 {
 }
 
@@ -71,29 +53,6 @@ void setFrequency(uint32_t frequency)
   }
 }
 
-// Start TIMER1 at 100000Hz, used for DACC trigger
-void start_timer1()
-{
-}
-
-
-// Configure DAC0 (or DAC1 for REVA)
-// Not sure why PB14 has not be allocated to the DAC, although it is an EXTRA function
-// So maybe it is automatically done
-void initDac()
-{
-}
-
-void end_sound()
-{
-}
-
-// Set up for volume control (TWI0)
-// Need PA3 and PA4 set to peripheral A
-void init_twi()
-{
-}
-
-void setVolume( unsigned char volume )
+void audioEnd()
 {
 }